Aligned with Common Core standard 2.OA.2.
2.OA.B.2 Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
This 100-page packet includes 3 practice sheets, an activity page, and an assessment for each subtraction fact. The practice sheets and assessments all have 25 problems: 20 fact-specific and 5 challenge/review problems. Activities range from cut and paste, story problems, and worksheets.
Includes Facts for:
Subtract 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 , 15, 16, 17, 18, 19, 20, Difference of 0, Halfsies (Ex. 10-5), and Difference of 10 (Ex. 14-4)
Teacher Tips: The practice sheets make excellent homework. Each practice sheet and assessment has 5 challenge/review problems. Those can be graded as bonus or part of the assessment. Everything is blackline for easy copying!
Click here for the accompanying Subtraction Fact Flashcards
and Subtraction Fact Mastery Tracker
Addition Fact Flashcards
Addition Fact Mastery Tracker
Addition Fact Practice Worksheets and Assessments
Try the Addition and Subtraction Fact Practice MEGA Bundle
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